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MS-7031 Micro ATX Mainboard
USB Connectors
The mainboard provides a UHCI (Universal Host Controller Interface) Universal
Serial Bus root for attaching USB devices such as keyboard, mouse or other USB-
compatible devices. You can plug the USB device directly into the connector.
PIN SIGNAL DESCRIPTION
1 VCC +5V
2 -Data 0 Negative Data Channel 0
3 +Data0 Positive Data Channel 0
4 GND Ground
5 VCC +5V
6 -Data 1 Negative Data Channel 1
7 +Data 1 Positive Data Channel 1
8 GND Ground
USB Port Description
USB Ports
1 2 3 4
5 6 7 8
Audio Port Connectors
Line Out is a connector for Speakers or Headphones. Line In is used for
external CD player, Tape player, or other audio devices. MIC-In is a connector for
microphones.
1/8” Stereo Audio Connectors
Line Out
Line In
MIC